@article{parallelwhaleoptimizationalgorithmfor,
  title = {Parallel Whale Optimization Algorithm for Solving Constrained and Unconstrained Optimization Problems},
  author = {Sauber Amr M. and Nasef Mohammed M. and Houssein Essam H. and Hassanien Aboul Ella},
  year = {2018},
  eprint = {1807.09217},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1807.09217v1},
}